We get a lot of questions so please be patient. We aim to reply to all queries within 5 - 10 days, but at busy times, it may take us a little longer. But we believe the wait will be worthwhile.
Unfortunately this website has recently been targeted with false use of this Feedback/Query form. Whilst it is not "dangerous", it wastes time and effort and confuses correct use of this facility. As a temporary measure until a more permanent method can be implemented, this form has been suspended.
In the interim, please submit your feedback and/or questions by email, giving the following information.
The email address to use is
Note - Hardiness Zones
It helps us to know in what climate you're trying to grow clematis and being a truly
international society, we get questions from all over the world. The easiest way to
express this is to use the US Dept. of Agriculture defined Hardiness Zones, based on
average minimum temperature. However these can only give a rough guide to the climatic
conditions.
The Zones are defined as follows:
Zone Average Annual Minimum Temperature 2 -45 C to -40 C -49 F to -40 F 3 -40 C to -35 C -40 F to -31 F 4 -35 C to -29 C -31 F to -20 F 5 -29 C to -23 C -20 F to -9 F 6 -23 C to -18 C -9 F to 0 F 7 -18 C to -12 C 0 F to 10 F 8 -12 C to -7 C 10 F to 19 F 9 -7 C to -1 C 19 F to 30 F 10 -1 C to 4 C 30 F to 39 F 11 above 4 C above 39 F
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